Home / 70,412.25-97,168.91-38,582.29

Finding the Fourth Proportional to 70,412.25, 97,168.91 and 38,582.29

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Solution

The fourth proportional to 70,412.25, 97,168.91 and 38,582.29 is: 53,243.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,412.25 : 97,168.91 = 38,582.29 : x
  2. Step 2: Convert to fraction form
    70,412.25/97,168.91 = 38,582.29/x
  3. Step 3: Cross multiply
    70,412.25x = 97,168.91 × 38,582.29
  4. Step 4: Simplify right side
    70,412.25x = 3,748,999,064.60
  5. Step 5: Solve for x
    x = 3,748,999,064.60/70,412.25
  6. Step 6: Final answer
    x = 53,243.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.